Ferrule



FIG. 1 is a perspective view of the ferrule of our new design shown inan environment of use engaged with an unclaimed ferrule holder;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a back perspective view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof, with the right side being a mirrorimage thereof;

FIG. 7 is a back view thereof; and,

FIG. 8 is front view thereof.

The broken lines depict portions of the structure and a ferrule holderthat form no part of the claim.

CLAIM The ornamental design for a ferrule, as shown and described.